ramidus造句

• White has found more ramidus fossils but has not yet published his results.
• The ramidus fossils come from a time that is ripe for debate and speculation.
• The ancient species is called Australopithecus ramidus.
• But ramidus has very thin tooth enamel.
• Walker said in a telephone interview, referring to Tim White, the ramidus discoverer.
• The scientists have now assembled fragments of 17 A . ramidus individuals, including a child.
• Named Ardi, it is a form of the species " Ardipithecus ramidus ".
• Subsequently, older " Ardipithecus ramidus " fossils were found with features that suggest bipedalism.
• The splitters and lumpers will probably have a field day when the new data on ramidus locomotion are ready.
• It is yet to be determined if the Australopithecus ramidus walked upright, which makes the Turkana finds significant.
• The newest find, A . ramidus, has smaller premolars and molars than its descendant, A . afarensis.
• But they, too, questioned whether the earlier ramidus hominid was a direct ancestor of either anamensis or afarensis.
• An Ardipithecus ramidus, which lived about 5.8 million years ago in Ethiopia, was a close competitor.
• Another species, called " Ardipithecus ramidus ", was found by Tim White and colleagues in 1992.
• In that case, the scientists added, kadabba was not a subspecies, but the likely direct ancestor of ramidus.
• The bones were dubbed Australopithecus ramidus, the earliest link known in the chain connecting humans with the ancestry of apes.
• Chimp feet are specialized for grasping trees; " A . ramidus " feet are better suited for walking.
• The distribution of the fossils led the researchers to postulate that A . ramidus stuck to the forests and avoided open areas.
• The ramidus species was discovered in 1994 in 4.4-million-year-old sediments, also in Ethiopia.
• After it is Ardipithecus ramidus, which probably lived 4.4 million to 5.8 million years ago in Ethiopia.